<template>
  <div>
    <div class="login-box">
      <h3 class="title">登陆界面</h3>
      <div>{{ info }}</div>
      <el-form :model="loginForm" status-icon :rules="rules" ref="ruleForm" label-width="60px" class="demo-ruleForm">
  <el-form-item label="账号" prop="username">
    <el-input type="text" v-model="loginForm.username" autocomplete="off"></el-input>
  </el-form-item>
  <el-form-item label="密码" prop="password">
    <el-input type="password" v-model="loginForm.password" autocomplete="off"></el-input>
  </el-form-item>
  <el-form-item>
    <el-button type="primary" @click="submitForm('ruleForm')">提交</el-button>
    <el-button @click="resetForm('ruleForm')">重置</el-button>
  </el-form-item>
</el-form>
    </div>
  </div>
</template>

<script>
import { jwtDecode } from "jwt-decode";
import {mapMutations} from 'vuex'
 export default {
    data() {
      var validateUser = (rule, value, callback) => {
        if (value === '') {
          callback(new Error('请输入账号'));
        } else {
          callback();
        }
      };
      var validatePass = (rule, value, callback) => {
        if (value === '') {
          callback(new Error('请输入密码'));
        } else {
          callback();
        }
      };
      return {
       
        info:'',
        loginForm: {
          username: '',
          password: '',
        },
        rules: {
          username: [
            { validator: validateUser, trigger: 'blur' }
          ],
          password: [
            { validator: validatePass, trigger: 'blur' }
          ],
        },
      };
    },
    methods: {
      ...mapMutations('loginModule',['setUser']),
      submitForm(formName) {
        this.$refs[formName].validate((valid) => {
          if (valid) {
            let {username,password} = this.loginForm;
            
            //请求登录接口-----------
            this.$api.getLogin({
              username,password
            }).then(res=>{
              console.log('-----------',res.data);
              if(res.data.status===200){
                console.log('1111',jwtDecode(res.data.data));
               //登录成功后：1.存储登录信息  2.跳转网页  3.顶部区域显示用户信息  4.持久化
               let obj ={
                user:jwtDecode(res.data.data).username,
                token:res.data.data
               }
               this.setUser(obj)
               //存储本地
               localStorage.setItem('user', JSON.stringify(obj))
               //跳转
               this.$router.push('/')
                // this.info=''
              } else{
                //账号或密码错误
                // this.info='账号或密码错误'
                this.$message.error('账号或者密码错误');
              }

              
            })

          } else {
            console.log('error submit!!');
            return false;
          }
        });
      },
      resetForm(formName) {
        this.$refs[formName].resetFields();
      }
    },
}
</script>

<style lang="less" scoped>
.login-box{
  width: 400px;
  height: 300px;
  padding: 20px;
  margin: 150px auto;
  border-radius: 10px;
  border: 1px solid #eee;
  background: #fff;

}
.title{
  margin-bottom: 30px;
  text-align: center;
  color:#666;
}
</style>